VG7842LT+3008DP Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7842LT+3008DP is a 3/4-inch, 3-way mixing pneumatic globe valve assembly designed for controlling hot water, chilled water, or steam in commercial HVAC systems. It features a compact, exposed yoke design and comes equipped with a pneumatic actuator to deliver stable and efficient flow control.

Features

• Three-way mixing configuration with a linear flow characteristic.
• Built with standard brass trim for durable and corrosion-resistant performance.
• Exposed yoke pneumatic actuator with an 8 sq. in. effective diaphragm area.
• Spring return fail-safe operation.
• Serviceable design allowing for in-place valve repacking.

Specifications

• Valve Size: 3/4 inch
• Connection Type: Female NPT
• Flow Coefficient: 7.3 Cv
• Spring Range: 4 to 8 psi
• Body Rating: ANSI Class 250 (up to 250 psi)
• Maximum Closeoff Pressure: 144 psi for water, 29 psi for steam

Applications

• Designed for precise environmental control in commercial building automation and HVAC installations.
• Suitable for regulating hot water, chilled water, and glycol solutions (up to 50%).
• Compatible with low-pressure saturated steam applications up to 15 psig.